Finding the Fourth Proportional to 1,340,936.18, 2,009,192.19 and 772,794.47
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Solution
The fourth proportional to 1,340,936.18, 2,009,192.19 and 772,794.47 is: 1,157,916.86
Step by Step Solution
- Step 1: Write the proportion equation
1,340,936.18 : 2,009,192.19 = 772,794.47 : x - Step 2: Convert to fraction form
1,340,936.18/2,009,192.19 = 772,794.47/x - Step 3: Cross multiply
1,340,936.18x = 2,009,192.19 × 772,794.47 - Step 4: Simplify right side
1,340,936.18x = 1,552,692,613,599.19 - Step 5: Solve for x
x = 1,552,692,613,599.19/1,340,936.18 - Step 6: Final answer
x = 1,157,916.86
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.